/*
 * carrot.h - common header for carrot 
 *
 * Copyright (C) 2009 by TanMenglong <tanmenglong@gmail.com>
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the
 * Free Software Foundation, Inc.,
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef BOOT_H
#define BOOT_H
/* Video segment */
#define VIDEOSEG 0xb800

/* Stack address in real mode */
#define REAL_STACKSEG 0x2000

/* Absolute addresses
   This makes the assembler generate the address without support
   from the linker. (ELF can't relocate 16-bit addresses!) */
#define ABS(x) (x-_start+0x7c00)

/* Put a string on screen */
#define MSG(x) leaw x,%si;call display
#endif//BOOT_H

